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nir/spirv/glsl450: Implement Clamp/SClamp/UClamp.

This commit is contained in:
Kenneth Graunke 2015-12-28 20:40:10 -08:00
parent 034010924e
commit 083fd6ec2a
1 changed files with 7 additions and 0 deletions
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7
src/glsl/nir/spirv/vtn_glsl450.c
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@ -156,8 +156,15 @@ handle_glsl450_alu(struct vtn_builder *b, enum GLSLstd450 entrypoint,
return;
case GLSLstd450FClamp:
val->ssa->def = build_fclamp(nb, src[0], src[1], src[2]);
return;
case GLSLstd450UClamp:
val->ssa->def = nir_umin(nb, nir_umax(nb, src[0], src[1]), src[2]);
return;
case GLSLstd450SClamp:
val->ssa->def = nir_imin(nb, nir_imax(nb, src[0], src[1]), src[2]);
return;
case GLSLstd450Asin:
case GLSLstd450Acos:
case GLSLstd450Atan: